<div class="wy-side-scroll">
  <div class="wy-side-nav-search">
    {% block sidebartitle %}

    {% if theme_display_version %}
      {%- set nav_version = version %}
      {% if READTHEDOCS and current_version %}
        {%- set nav_version = current_version %}
      {% endif %}
      {% if nav_version %}
        <div class="version">
          {{ nav_version }}
        </div>
      {% endif %}
    {% endif %}

    {% include "searchbox.html" %}

    {% endblock %}
  </div>

  <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
    {% if not (logo and theme_logo_only) %}
      <a href="{{ pathto(master_doc) }}" class="main-navigation-home"><img src="{{ pathto('_static/icons/nav-home.svg', 1) }}"> {{ project }}</a>
    {% endif %}

    {% block menu %}
      {% set toctree = toctree(maxdepth=4, collapse=theme_collapse_navigation, includehidden=True) %}

      {% if toctree %}
        {{ toctree }}
      {% else %}
        <!-- Local TOC -->
        <div class="local-toc">{{ toc }}</div>
      {% endif %}
    {% endblock %}
  </div>

  <div role="contentinfo">
    {% include "build_info.html" %}

    <p>
      <a id='feedbacklink' href="https://github.com/delta-io/delta/blob/master/CONTRIBUTING.md" target="_blank">Contribute</a>
    </p>
  </div>
</div>
